<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>超链接</title>
</head>
<body>

    <a href="https://www.example.com">访问示例网站</a>
    <a href="documents/example.pdf">查看示例PDF</a>
    <a href="#section2">跳转到第二部分</a>
    <a href="mailto:info@example.com">发送邮件</a>





</body>
</html>